November 22, 2024
On the 50th anniversary of Lucy’s discovery, paleoanthropologists reflect on what she taught us about ourselves. Plus, divers have recovered seeds of a long-lost rye variety from a 146-year-old shipwreck in Lake Huron. And, a potato researcher explains potato varieties, potato nutrition, and some tubular tuber facts.
How Lake Fish Are Coping With Pollution
Author Dan Egan tells the story of one of the last Great Lakes fisherman who witnesses the adaptation of a fish to Lake Michigan’s polluted ecosystem.
Cephalopod Week
June 14-21, 2024: Science Friday’s yearly eight-day celebration of our favorite smart marine invertebrates!
7:37
A Gene-Stealing Salamander, A Solar Companion, And French Fry Safety
Plus, involuntary manslaughter charges are brought against several officials in connection with the Flint, Michigan water crisis.
4:28
Could An Amazon Pharmacy Be A Prescription For Disaster?
A look at the potential costs and benefits of Amazon entering the pharmacy business.
8:12
Space Life Could Give You An Extra Head (If You’re A Flatworm)
Researchers look to a simple organism to study how living in space might affect humans on a cellular level.
8:48
The Mindset For A Milkshake
The mind exerts a subtle but powerful control over what we choose to eat—and even how our bodies metabolize it.
12:02
Why Theoretical Physics Says The US Is Ungovernable
No one, not even Donald Trump, could make such a complex system like the U.S. government work.
34:39
Can The Great Lakes Stay Great?
The North American Great Lakes are changing under the influence of pollution, invasive species, and climate change. How well will they weather this stress?
15:57
Love And War In The World Of The Cephalopod
The fourth annual Cephalopod Week kicks off with a cephalopod matchmaker and a researcher studying octopus defenses.
Love, Octopus-ly
Full-time biologist—part-time cephalopod matchmaker, Richard Ross invites us into his secret home lab where he studies the mating rituals of the lesser Pacific striped Octopus.
The Giant Squid’s Biggest Mystery
Estimating how many giant squid are lurking in the deep ocean seemed unfathomable…until now!
Make A Secret Marshmallow Message
Use chemistry to write a secret message on marshmallows that can only be revealed by toasting them!
Unravelling CRISPR In The Café
A sketch at a café meeting sets Jennifer Doudna on the path to developing one of the most consequential gene editing tools.
7:07
A New Astronaut Class Begins The Journey To The Stars
Plus, the health effects of your bread choices, wolves’ sense of equality, and more news from the week in science.
4:42
Finding An Earthly Home For The Thirty Meter Telescope
The instrument’s original site plans set off a controversy. Another site is available, but relocation won’t be easy.
9:18
Is Your Sunscreen Living Up To Its Promise?
A new report says only one quarter of SPF products on the market are up to snuff.
7:50
The Sunscreen Of The Future
A customizable melanin-like material could offer better protection from the sun.
11:54
Can You Hold An Algorithm Accountable?
Regulating algorithms could offer better insight into why they fail.
17:10
The Road To CRISPR
Biochemist Jennifer Doudna describes her work on developing the CRISPR-Cas9 technique and the ethical concerns of using the revolutionary tool.
10:03
Weighing A Star With Gravity: Einstein’s ‘Impossible’ Experiment
A century ago, we used general relativity to weigh the sun. A research team has finally done the same for a star outside our solar system.